Features:

Wireless Motion Sensor Security Alarm Kit: Place the PIR motion sensor at the entrance to your driveway or anywhere you want to be alerted to motion. It detects movements and sends a wireless signal to the receiver from up to 918 feet (280m) away.

Long Connection Range: The wireless passive-infrared (PIR) motion detector security sensors detect movement between 26.2ft/8m to 100 degree, with up to 918ft/280m (no obstruction) transmission range.

5 in 1 Multi-Function: 5 in 1 multi-function (Welcome/ Doorbell/ Alarm/ Flash Light/ Night Light) for your choice, different modes for different conditions.

DIY Your Security Alarm System: The receiver can be expanded to pair with 32 wireless sensors like PIR motion, magnetic or vibration sensor as well as up to 8 remote controllers. Expands your needs to take care of your family and your business.

Colorful LED Lights: Designed with colorful LED lights and adjustable brightness, the receiver distinguishes multiple entrances by displaying different light colors.

Customized Alarm Chime: Features 36 unique ringtones and 4 adjustable volume (113~25dB), customizing doorbell ring and volume to personal preference to meet your need in different time and places. With memory function in case of power-down, don't have to reset after changed battery.

360° Rotating Adjustable: Comes with 3M tape and 360° rotatable suspension bracket, you can easily install the detector anywhere you like. (Please note that the detector is not waterproof)

Specifications:

Color: White
Volume: 113 ~ 25dB
Mode: Welcome/ Doorbell/ Alarm/ Flash Light/ Night Light
Remote Transmission Range: 280m/ 918ft in open space
Sensor Detection Range: 2~8m (varies from occasions)
Sensor Detection Angle: Horizontal 100°, Vertical 15°
Working Frequency: 433.92 MHz
Working Temperature: -10℃ ~ 60℃
Operating Humidity: <80%
Storage Temperature: -20℃ ~ 70℃
Certification: CE, CCC, CQC
Power Supply: 3*AAA for PIR Transmitter/ Micro USB or 3*AA for Receiver (batteries and the USB cable are not included)
Battery Lifespan: 5-7 months (based on 30 times per day)

Package contains:

4 x Infrared Curtain (PIR Motion Sensor)
4 x Alarm Bell (Receiver)
4 x Desktop Base
4 x Suspension Bracket
4 x 3M Double Sided Tape
8 x Mounting Screw
4 x User Manual